void update_nonperio_stransfer(td_t *parent_td)
{
switch(parent_td->parent_ed_p->ed_desc.endpoint_type)
{
case BULK_TRANSFER:
parent_td->cur_stransfer.start_phy_buf_addr = parent_td->phy_buf_addr+parent_td->transferred_szie;
parent_td->cur_stransfer.start_vir_buf_addr = parent_td->vir_buf_addr+parent_td->transferred_szie;
parent_td->cur_stransfer.buf_size = ((parent_td->buf_size - parent_td->transferred_szie)>MAX_CH_TRANSFER_SIZE)
?MAX_CH_TRANSFER_SIZE
:parent_td->buf_size - parent_td->transferred_szie;
break;
case CONTROL_TRANSFER:
if(parent_td->standard_dev_req_info.conrol_transfer_stage == SETUP_STAGE)
{
// but, this case will not be occured......
parent_td->cur_stransfer.start_phy_buf_addr = parent_td->standard_dev_req_info.phy_standard_dev_req_addr;
parent_td->cur_stransfer.start_vir_buf_addr = parent_td->standard_dev_req_info.vir_standard_dev_req_addr;
parent_td->cur_stransfer.buf_size = 8;
}
else if(parent_td->standard_dev_req_info.conrol_transfer_stage == DATA_STAGE)
{
parent_td->cur_stransfer.start_phy_buf_addr = parent_td->phy_buf_addr+parent_td->transferred_szie;
parent_td->cur_stransfer.start_vir_buf_addr = parent_td->vir_buf_addr+parent_td->transferred_szie;
parent_td->cur_stransfer.buf_size = ((parent_td->buf_size - parent_td->transferred_szie)>MAX_CH_TRANSFER_SIZE)
?MAX_CH_TRANSFER_SIZE
:parent_td->buf_size - parent_td->transferred_szie;
}
else
{
parent_td->cur_stransfer.start_phy_buf_addr = 0;
parent_td->cur_stransfer.start_vir_buf_addr = 0;
parent_td->cur_stransfer.buf_size = 0;
}
break;
default:
break;
}
parent_td->cur_stransfer.packet_cnt = calc_packet_cnt(parent_td->cur_stransfer.buf_size, parent_td->parent_ed_p->ed_desc.max_packet_size);
}
int init_nonperio_stransfer(bool f_is_standard_dev_req,
td_t *parent_td)
{
parent_td->cur_stransfer.ed_desc_p = &parent_td->parent_ed_p->ed_desc;
parent_td->cur_stransfer.ed_status_p = &parent_td->parent_ed_p->ed_status;
parent_td->cur_stransfer.alloc_chnum = CH_NONE;
parent_td->cur_stransfer.parent_td = (u32)parent_td;
parent_td->cur_stransfer.stransfer_id = (u32)&parent_td->cur_stransfer;
otg_mem_set(&(parent_td->cur_stransfer.hc_reg), 0, sizeof(hc_reg_t));
parent_td->cur_stransfer.hc_reg.hc_int_msk.b.chhltd = 1;
if(f_is_standard_dev_req)
{
parent_td->cur_stransfer.buf_size = USB_20_STAND_DEV_REQUEST_SIZE;
parent_td->cur_stransfer.start_phy_buf_addr = parent_td->standard_dev_req_info.phy_standard_dev_req_addr;
parent_td->cur_stransfer.start_vir_buf_addr = parent_td->standard_dev_req_info.vir_standard_dev_req_addr;
}
else
{
parent_td->cur_stransfer.buf_size = (parent_td->buf_size>MAX_CH_TRANSFER_SIZE)
?MAX_CH_TRANSFER_SIZE
:parent_td->buf_size;
parent_td->cur_stransfer.start_phy_buf_addr = parent_td->phy_buf_addr;
parent_td->cur_stransfer.start_vir_buf_addr = parent_td->vir_buf_addr;
}
parent_td->cur_stransfer.packet_cnt = calc_packet_cnt(parent_td->cur_stransfer.buf_size
, parent_td->parent_ed_p->ed_desc.max_packet_size);
return USB_ERR_SUCCESS;
}
